The invention belongs to the field of traditional Chinese medicines, and particularly discloses a traditional Chinese medicine for treating gastritis. The traditional Chinese medicine consists of the following active ingredients in certain parts by weight: dangshen, largehead atractylodes rhizome, hawthorn, astragalus, Chinese yam, dried orange peel, rhizoma corydalis, white paeony root, szechuanlovage rhizome, baikal skullcap root, pinellia ternate, radix angelicae pubescentis, indian buead, rheum officinale, bupleurum, chicken's gizzard-membrane, pseudo-ginseng and divaricate saposhnikoviaroot. The traditional Chinese medicine is specially used for treating gastritis. Multiple medicaments are matched appropriately, so that the curative effect is enhanced under the synergistic or resisting action of the medicaments, the treatment requirements of complex diseases are met, and untoward effects are reduced. The traditional Chinese medicine has a remarkable curative effect, is safe andreliable, is easy to take, and has a good treatment effect on gastritis. As proved by experiments on 760 samples, the total effective rate of the traditional Chinese medicine is up to 96 percent.